Two women sit across from each other at an office desk, one shows the other something in a brochure, pointing to it and smiling.

Meet Our Staff Members

Susan Tachau

Chief Executive Officer

Susan Tachau co-founded Pennsylvania Assistive Technology Foundation (PATF) in 1998 and has served as its Chief Executive Officer since 2003. In 2021, Susan founded the Appalachian Assistive Technology Loan Fund (AATLF), PATF’s wholly-owned subsidiary. AATLF has a mission to provide…

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Tracy Beck

Lending and Operations Director

Tracy Beck is PATF's Lending and Operations Director. She is responsible for implementing policies and procedures that expand opportunities for accessing assistive technology devices as well as managing the day-to-day operations of the loan program. Tracy has over 25 years’ experience in the…

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Peder Wiegner

Strategic Initiatives Director

Peder Wiegner is PATF’s Strategic Initiatives Director. He is responsible for managing and monitoring PATF’s new program development, communications, and raising funds for the mission of the organization. Leveraging the organization’s successful work over the past few decades, he will support…

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Carrie Anderson

Administrative Assistant

Carrie Anderson is PATF’s Administrative Assistant. She is often the first point of contact for callers, directing them to the appropriate staff person, and answering basic questions about the programs. She also helps with office tasks and entering online database information. Carrie has a…

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Mary Kate Cassidy

Program Specialist / Office Manager

Mary Kate Cassidy is PATF’s Program Specialist and Office Manager.  She is often the first point of contact for callers, directing them to the appropriate staff person, and answering all general questions. She also helps with office tasks such as filing and managing the database. Mary Kate…

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Quintin Cliett

Communications Director

Quintin Cliett is our Communications Director. He helps raise awareness about PATF’s programs and services throughout Pennsylvania by keeping our social media accounts up to date, writing the newsletter, and creating outreach materials. If you happen to think of anyone who would benefit from…

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Wendy Harkins Davis

Outreach Director

Wendy Harkins Davis is PATF’s Outreach Director. She is responsible for developing and implementing PATF’s housing and outreach activities including managing PATF’s smart home technology projects and working to educate both professionals and Pennsylvanians about PATF’s programs and…

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Sarah Love

Program Associate

Sarah Love is a Program Associate and Underwriter for PATF. She is primarily responsible for helping people access funding through the Low-Interest Loan Program. Sarah also provides applicants with information about other possible assistive technology funding resources. Prior to joining PATF,…

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Mohammad Hamid Mujaddidi

Financial Manager II

Mohammad Hamid Mujaddidi is PATF’s Financial Manager II. He maintains PATF’s financial records and works on the financial reporting requirements for government grants, payroll, and employee benefits. Mujaddidi also reconciles the databases used for accounting and the loan program. Mujaddidi…

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Bonaia Rosado

Senior Program Manager

Bonaia Rosado is PATF's Senior Program Manager. She assists in the underwriting activities associated with PATF’s loan programs, including financial education. She helps educate applicants and their families about available community and funding resources. Bonaia also participates in outreach…

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Carmella Rynearson

Program Associate

Carmella Rynearson is a Program Associate and Underwriter for PATF. She is primarily responsible for helping people access funding through PATF’s Loan Programs. Carmella also provides applicants with information about other possible assistive technology funding resources. Prior to joining…

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Katherine Singh

Information & Assistance Specialist

After having worked at PATF for several summers, Katherine joined the staff part-time in September 2018 as a graduate of Bryn Mawr College with a degree in Fine Arts. She is usually the first point of contact for callers, directing them to the appropriate staff person, and answering all general…

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Marlies Singh

Financial Manager

Marlies Singh is PATF's Financial Manager. She maintains PATF’s financial records and works on the financial reporting requirements for government grants, payroll, and employee benefits. Marlies also reconciles the databases used for accounting and the loan program and assists PATF's…

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